PT - JOURNAL ARTICLE AU - Rees, John H. AID - 10.3174/ajnr.P0031 DP - 2017 Feb 01 TA - American Journal of Neuroradiology PG - 217--217 VI - 38 IP - 2 4099 - http://www.ajnr.org/content/38/2/217.short 4100 - http://www.ajnr.org/content/38/2/217.full SO - Am. J. Neuroradiol.2017 Feb 01; 38